menus_array = new Array ('combatMenu', 'intelMenu', 'ringsMenu', 'placesMenu', 'sightingsMenu', 'adminMenu', 'aboutMenu');
menus_status_array = new Array ();// remembers state of switches
img_close = '_images/expandbutton-close.gif';
img_open = '_images/expandbutton-open.gif';

function toggleMenu (theid) {
  if (document.getElementById) {
    var switch_id = document.getElementById(theid);
    // var imgid = theid+'Button';
    // var button_id = document.getElementById(imgid);
    if (menus_status_array[theid] != 'show') {
      // button_id.setAttribute ('src', img_close);
      switch_id.className = 'showSwitch';
	  menus_status_array[theid] = 'show';
	  document.cookie = theid+'=show';
    }else{
      // button_id.setAttribute ('src', img_open);
      switch_id.className = 'hideSwitch';
	  menus_status_array[theid] = 'hide';
	  document.cookie = theid+'=hide';
    }
  }
}

function resetMenu () { // read cookies and set menus to last visited state
  if (document.getElementById) {
    for (var i=0; i<menus_array.length; i++) {
      var idname = menus_array[i];
      var switch_id = document.getElementById(idname);
      // var imgid = idname+'Button';
      // var button_id = document.getElementById(imgid);
      if (switch_id){
	      if (getCookie(idname) == 'show') {
		    // button_id.setAttribute ('src', img_close);
		switch_id.className = 'showSwitch';
		    menus_status_array [idname] = 'show';
		  }else{
		    // button_id.setAttribute ('src', img_open);
		switch_id.className = 'hideSwitch';
		    menus_status_array [idname] = 'hide';
		  }
       }
    }
  }
}

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}